Whisperwatch Animator

{t}: Target land becomes a 4/4 Elemental
creature for as long as Whisperwatch Animator
remains tapped. It's still a land.
Flourishing — If you control 5 or more lands, up
to 2 target lands become 4/4 Elemental creatures instead.
You may choose not to untap Whisperwatch
Animator during your upkeep.